Hasegawa Electric, Japan
Hasegawa Electric HST-250 Special High Voltage Detector
Made in Japan
Manufacturer: Hasegawa Electric
Model: HST-250
Features
Compact, lightweight telescopic typeWhen testing, the device is long and when
stowing, it is very short and easy to carry.
High and extra high voltage detection devices can detect 3kV to 250kV
live circuit bare or insulated.
Positive indication
The device with flashing high luminous red LED light and intermittent distinct electronic buzzer sounds easy to perceive in high daylight and noisy places.
Waterproof
The sensor is enclosed tightly, preventing failure due to dirt, water and other foreign objects.
Variable position
The angle at the detector is adjustable, it can be set up so that the light emission is easy to see.
Model: HST-70,HST-170 and HST-250
Dimension
Changing the Operating rod
The operating rod can be changed to a longer one.
※Changing to a shorter one is not possible from the view of safety.
| Standard product | Model after changing the operating rod | |||
| Changed to the operating rod of HST-70(2,260mm) | Changed to the operating rod
of HST-170(3,145mm) |
Changed to the operating rod of HST-250(5,0SSm m) | ||
| Model | HST-30 | HST-30G | HST-30H | HST-30J |
| HST-70 | ー | HST-70H | HST-70J | |
| HST-170 | ー※ | – | H ST-17 0J | |
Specification
HST-30
| Model | HST-30 | HST-70 | HST-170 | HST-250 | ||
| Working voltage range | AC | 3kV~34.SkV | 20kV~80.SkV | 60kV~195.SkV | 150kV~287.SkV | |
| Operation starting voltage | Bare wire | SOOV±20% | 3kV±20% | 10kV±20% | 20kV±20% | |
| Φ5㎜-OC wire | 3kV or less | – | – | – | ||
| Frequency | 50/60Hz | |||||
|
Dielectric strength |
Contact tip – Grip 70kV AC, 1min | Insulating stick 75kV AC / 300mm, 1min(following positions except for the electrode and joint portions) | ||||
| 3 locations | 6 locations | 8 locations | ||||
| Leakage current | 100μA or less at dielectric strength test / 1 position | |||||
| Battery | LR44(1.5V) ×2pcs) | |||||
| Battery life | About 4hr. Under a continuously operating state | |||||
| Ooeratina temoarature ranae | · l O’C~ + SO’C | |||||
| Weight | About 340Q | Apprx 530Q | About 600Q | Aprox 1030Q | ||
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